Test Process Engineer

Western Digital Corporation; Kuala Lumpur; On-site; MYR 78,000 - 134,000; Full time

Job summary

Western Digital Corporation in Kuala Lumpur is seeking a Test Process Engineer to sustain, optimize, and improve the testing of sputtered disks for hard disk media manufacturing. You will work with Operations, Equipment, Quality, and R&D teams to drive data-driven improvements and support new technology introductions.

The role emphasizes troubleshooting, root-cause investigations, and maintaining high yield and process capability while ensuring compliance with ISO standards.

Qualifications

• Advanced/Graduate degree in Engineering (Mechanical, Electrical, Electronics, Mechatronics or related).
• 4–5 years in manufacturing with data analysis experience.
• Strong problem-solving and analytical skills; solid communication.

Responsibilities

• Troubleshoot and resolve test cell yield issues to maintain product quality.
• Investigate quality incidents and perform root cause analysis.
• Monitor KPIVs using KPI databases and maintenance logs.
• Lead equipment and process upgrade and continuous improvement projects.
• Provide upskilling training for test equipment/process.
• Ensure ISO compliance and proper documentation.
• Set up new measurement methods per R&D/test team.
• Analyze measurement results (KPOV) in PN.
• Coach engineers and technicians on instrumentation.

Skills

Data analysis

Problem solving

Teamwork

Communication

Project management

Minitab

Excel

VB basics

Education

Advanced/Higher/Graduate in Engineering

Tools

Minitab

Visual Basic

Excel

Job description

• Job Type (exemption status): Exempt position - Please see related compensation & benefits details below
• Business Function: Manufacturing Engineering

Company Description

WD is building the infrastructure behind the AI-driven data economy.

As AI scales, so does data. Every interaction, every model, every system generates data that must be stored, managed, and made accessible over time. That’s where we come in.

We combine deep engineering expertise with global-scale manufacturing to deliver the storage systems that make AI possible, powering hyperscale data centers, cloud platforms, and enterprise infrastructure worldwide.

This isn’t theoretical work. It’s real systems, at real scale, people solving some of the hardest challenges in technology today.

We’re looking for peoplewho want to build, solve, and operate at that level.

Join us and let’s shape the future of data.

Job Description

As a Test Process Engineer, you will be responsible for sustaining, optimizing, and continuously improving the testing of the sputtered disks for the hard disk media manufacturing. This role supports high-volume manufacturing by ensuring stable test performance, strong process capability, high yield, and compliance with quality standards. You will work closely with Operations, Equipment, Quality, and R&D teams to drive data-driven improvements and support new technology introductions.

ESSENTIAL DUTIES AND RESPONSIBILITIES:

• Troubleshoot and resolve Test cell yield issues to maintain product quality and throughput.
• Conduct investigations for quality incidents related to test equipment and support root cause analysis and corrective actions.
• Monitor key process input variables (KPIVs) using tools such as the KPOV database, Maintenance Logs and the Digital Preventive Maintenance system.
• Drive and support equipment and process upgrade and continuous improvement projects to enhance performance and efficiency.
• Act as an upskilling trainer for test equipment/process, providing technical training and guidance to team members.
• Ensure compliance with ISO standards and documentation practices.
• Responsible for set up new measurement method which required from R&D and test process team.
• Measurement results (KPOV) analysis in PN.
• Coaching process engineer/technician to enhance their knowledge of instrument method and capability

Qualifications

REQUIRED:

• Preferable with Advanced/Higher/Graduate in Engineering (Mechanical, Electrical, Electronics, Mechatronics or related field).
• Minimum of 4-5 years’ working experience in a manufacturing environment, preferably in process, data crunching, data monitoring & data analysis.
• Understanding of core engineering principles and concepts relevant to the specific engineering discipline with analytical skill.
• Ability to analyze problems, develop solutions, and implement them effectively.
• Strong proficiency in Microsoft Office, working knowledge of Minitab, and a basic understanding of Visual Basic programming and statistical concepts.
• Basic skills in managing projects, including planning, execution, and reporting.
• Strong verbal and written communication skills to convey ideas and collaborate.
• Ability to work effectively in a team environment, contributing to group projects and discussions.
• Flexibility to learn new concepts and technologies and adapt to changing work environments.

PREFERRED:

• Ability to evaluate situations critically and make informed decisions.
• Careful consideration of details in design and implementation to ensure quality and accuracy.
• Skills in managing time effectively to meet project deadlines and commitments.

PERSONAL ATTRIBUTES:

• Demonstrates a strong desire to learn and proactively takes initiative in seeking knowledge and opportunities for growth.
• Demonstrates a strong work ethic, responsibility, and accountability in carrying out all tasks.

Additional Information

WD thrives on the power and potential of diversity. As a global company, we believe the most effective way to embrace the diversity of our customers and communities is to mirror it from within. We believe the fusion of various perspectives results in the best outcomes for our employees, our company, our customers, and the world around us. We are committed to an inclusive environment where every individual can thrive through a sense of belonging, respect and contribution.

WD is committed to offering opportunities to applicants with disabilities and ensuring all candidates can successfully navigate our careers website and our hiring process. Please contact us at [e-mail] to advise us of your accommodation request. In your email, please include a description of the specific accommodation you are requesting as well as the job title and requisition number of the position for which you are applying.

Notice To Candidates: Please be aware that WD and its subsidiaries will never request payment as a condition for applying for a position or receiving an offer of employment. Should you encounter any such requests, please report it immediately to WD Ethics Helpline or email [e-mail] .

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